215553195
domain: N
Appears in sequences
- Binomial coefficient C(3n,n-7).at n=8A004325
- Binomial coefficient C(5n,n-1).at n=8A004343
- Binomial coefficient C(45,n).at n=8A010961
- Binomial coefficient C(n,37).at n=8A010990
- Binomial coefficients C(2*n-7,8).at n=18A053130
- Triangle, read by rows, where T(n,k) = C(n*(n-1)/2-k*(k-1)/2+n-k+1,n-k).at n=46A107867
- Column 1 of triangle A107867; a(n) = binomial( n*(n+1)/2 + n+1, n).at n=8A107869
- Triangle, read by rows, where T(n,k) = C( n*(n+1)/2 + n-k + 1, n-k), for n>=k>=0.at n=36A121335